Introduction To Life Sciences Flashcards
Study of life
Life science/biology
A distinctive characteristic of living organisms with the capacity to grow, metabolize, respond to stimuli, adapt and reproduce
Life
Structures, functions and relationships of living things with their environment
Life science/biology
Life sciences can be studied at different levels
Molecular, cellular, organismal, population, community, or ecosystem
3 main divisions of biology
Microbiology, botany and zoology
Microbiology
Microorganisms (ex. Bacteria)
Botany
Plants
Zoology
Animals
Naming and classifying organisms
Taxonomy
Structure and function of cells
Cytology
Formation and development of organisms (significant in evolution)
Embryology
Structures and parts of organisms
Anatomy
Functions of living organisms and their parts (related to anatomy)
Physiology
biochemical composition of living things
Biochemistry
molecules in living organisms
Biomolecules
4 kinds of biomolecules
Nucleic acids (DNA & RNA)
Proteins
Carbohydrates
Lipids
Heredity and variation
Genetics
Origin and differentiation of various organisms
Evolution
Relationship of organisms with their environment
Ecology
Living things
Biotic
Non living things
Abiotic
Genome of an organism
Genomics
Totality of genetic material
Genome
Genomes
Cytosine, guanine, thymine, adanine and uracil